217809958

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139801}}^1$

素因数の和:139863

約数の個数: 16

約数和(自身を含む): 352301040

約数和(自身を除く): 134491082

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 139801, 279602, 2656219, 5312438, 5731841, 11463682, 108904979, 217809958]

約数ペア:

[(1, 217809958), (2, 108904979), (19, 11463682), (38, 5731841), (41, 5312438), (82, 2656219), (779, 279602), (1558, 139801)]